🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.48 AU - 0.78 AU

Year: 185 Days

Day: 16.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.67 AU - 2.09 AU

Year: 956 Days

Day: 17.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.96 AU - 2.28 AU

Year: 1145 Days

Day: 26.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.87 AU - 2.53 AU

Year: 1210 Days

Day: 30.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,463,091 km

• M1: 228,286 km (0.058 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.51 AU - 3.75 AU

Year: 2054 Days

Day: 28.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,463,091 km

• M1: 451,486 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.6

Radius: 10.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.64 AU - 7.56 AU

Year: 5587 Days

Day: 11.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,463,091 km

• M1: 135,536 km (0.076 R)
• M2: 634,295 km (0.107 R)
• M3: 1,070,373 km (0.104 R)
• M4: 1,529,489 km (0.12 R)
• M5: 2,298,721 km (0.119 R)
• M6: 3,751,615 km (0.105 R)
• M7: 5,220,966 km (0.118 R)
• M8: 6,326,494 km (0.038 R)
• M9: 7,073,436 km (0.075 R)
• M10: 8,529,622 km (0.067 R)
• M11: 9,592,963 km (0.096 R)
• M12: 11,849,348 km (0.086 R)
• M13: 13,171,644 km (0.053 R)
• M14: 14,040,508 km (0.054 R)
• M15: 14,539,417 km (0.03 R)
• M16: 15,362,205 km (0.061 R)
• M17: 17,612,606 km (0.091 R)
• M18: 18,428,962 km (0.066 R)
• M19: 20,389,591 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.5

Radius: 8.7

Gravity: 10.51 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 10.44 AU - 11.6 AU

Year: 13567 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,463,091 km

• M1: 109,057 km (0.079 R)
• M2: 981,811 km (0.064 R)
• M3: 1,706,762 km (0.041 R)
• M4: 2,053,081 km (0.082 R)
• M5: 2,683,487 km (0.113 R)
• M6: 4,481,803 km (0.034 R)
• M7: 6,068,587 km (0.088 R)
• M8: 9,232,582 km (0.081 R)
• M9: 10,874,718 km (0.117 R)
• M10: 12,321,778 km (0.069 R)
• M11: 14,656,253 km (0.051 R)
• M12: 15,374,024 km (0.099 R)
• M13: 16,265,926 km (0.105 R)
• M14: 17,990,042 km (0.097 R)
• M15: 20,979,007 km (0.103 R)
• M16: 39,175,942 km (0.067 R)
• M17: 41,541,683 km (0.099 R)
• M18: 50,328,613 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.6

Radius: 6.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 10.31 AU - 15.05 AU

Year: 16745 Days

Day: 16.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 112 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,463,091 km

• M1: 77,193 km (0.072 R)
• M2: 920,326 km (0.093 R)
• M3: 2,093,024 km (0.089 R)
• M4: 3,329,001 km (0.104 R)
• M5: 5,669,311 km (0.107 R)
• M6: 8,386,905 km (0.108 R)
• M7: 8,880,878 km (0.084 R)
• M8: 9,585,484 km (0.039 R)
• M9: 14,807,347 km (0.116 R)
• M10: 15,528,409 km (0.085 R)
• M11: 16,969,634 km (0.099 R)
• M12: 28,620,915 km (0.101 R)
• M13: 34,726,303 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.9

Radius: 7.6

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 14.29 AU - 14.55 AU

Year: 20307 Days

Day: 15.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 168.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,463,091 km

• M1: 180,714 km (0.119 R)
• M2: 622,926 km (0.091 R)
• M3: 1,211,743 km (0.075 R)
• M4: 1,599,500 km (0.108 R)
• M5: 2,421,690 km (0.103 R)
• M6: 2,964,132 km (0.1 R)
• M7: 3,910,788 km (0.064 R)
• M8: 5,045,787 km (0.108 R)
• M9: 5,533,176 km (0.11 R)
• M10: 9,525,794 km (0.101 R)
• M11: 10,506,707 km (0.117 R)
• M12: 12,069,257 km (0.052 R)
• M13: 12,667,948 km (0.101 R)
• M14: 12,940,216 km (0.097 R)
• M15: 14,657,300 km (0.087 R)
• M16: 17,932,746 km (0.053 R)
• M17: 20,337,980 km (0.026 R)
• M18: 34,569,375 km (0.092 R)
• M19: 37,425,797 km (0.05 R)
• M20: 44,068,990 km (0.082 R)
• M21: 46,446,848 km (0.098 R)
• M22: 46,932,442 km (0.117 R)
• M23: 47,749,396 km (0.099 R)
• M24: 50,257,105 km (0.088 R)
• M25: 69,888,984 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 13,368 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit